Revert "20 ms works too, anything higher is a bit shifty"

This reverts commit 2471de6147.

CraftBukkit-Patches/0021-Netty.patch

@@ -1,4 +1,4 @@
-From 712cf4aa265b4435a3a311ee3670512260dc5571 Mon Sep 17 00:00:00 2001
+From c9f5ce7c8d93b8ae0346eaad87e2d272b0f2a462 Mon Sep 17 00:00:00 2001
 From: md_5 <md_5@live.com.au>
 Date: Fri, 19 Apr 2013 17:44:39 +1000
 Subject: [PATCH] Netty
@@ -482,7 +482,7 @@ index 0000000..5e3a5f9
 +}
 diff --git a/src/main/java/org/spigotmc/netty/NettyNetworkManager.java b/src/main/java/org/spigotmc/netty/NettyNetworkManager.java
 new file mode 100644
-index 0000000..6ca547c
+index 0000000..2036b8e
 --- /dev/null
 +++ b/src/main/java/org/spigotmc/netty/NettyNetworkManager.java
 @@ -0,0 +1,298 @@
@@ -607,7 +607,7 @@ index 0000000..6ca547c
 +                }
 +            }
 +        };
-+        scheduledTask = ctx.executor().scheduleWithFixedDelay(packetDispatcher, 20, 20, TimeUnit.MILLISECONDS);
++        scheduledTask = ctx.executor().scheduleWithFixedDelay(packetDispatcher, 10, 10, TimeUnit.MILLISECONDS);
 +    }
 +
 +    @Override